Home / 28,754.16-43,135.26-10,031.46

Finding the Fourth Proportional to 28,754.16, 43,135.26 and 10,031.46

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Solution

The fourth proportional to 28,754.16, 43,135.26 and 10,031.46 is: 15,048.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,754.16 : 43,135.26 = 10,031.46 : x
  2. Step 2: Convert to fraction form
    28,754.16/43,135.26 = 10,031.46/x
  3. Step 3: Cross multiply
    28,754.16x = 43,135.26 × 10,031.46
  4. Step 4: Simplify right side
    28,754.16x = 432,709,635.28
  5. Step 5: Solve for x
    x = 432,709,635.28/28,754.16
  6. Step 6: Final answer
    x = 15,048.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.